diapedesis

American  

[dahy-uh-pi-dee-sis] / ˌdaɪ ə pɪˈdi sɪs /

noun

Physiology.

1. the passage of blood cells, especially leukocytes, through the unruptured walls of the capillaries into the tissues.

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diapedesis British  

/ ˌdaɪəpəˈdiːsɪs, ˌdaɪəpəˈdɛtɪk /

noun

1. the passage of blood cells through the unruptured wall of a blood vessel into the surrounding tissues

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Other Word Forms

• diapedetic adjective

Etymology

Origin of diapedesis

1615–25; < New Latin < Greek diapḗdēsis a leaping through, equivalent to diapēdē- (verbid stem of diapēdân to leap through) + -sis -sis

Example Sentences

Henry ab Heer records the case of a man who not only laboured under diapedesis, but small worms accompanied the bloody secretion.

From Curiosities of Medical Experience by Millingen, J. G. (John Gideon)

The theory of blood pressure may apply to diapedesis accompanying the inflammatory process.

From On Snake-Poison: its Action and its Antidote by Mueller, A.

Dr. Fournier relates the case of a magistrate who was attacked with diapedesis after any excitement, whether of a pleasurable or a painful nature.

From Curiosities of Medical Experience by Millingen, J. G. (John Gideon)

For five successive Fridays the same phenomenon appeared, when a confirmed diapedesis appeared.

From Curiosities of Medical Experience by Millingen, J. G. (John Gideon)

To one of Virchow's pupils, Prof. Recklinghausen, we chiefly owe our knowledge of the phenomena of diapedesis as a part of the inflammatory activity.

From Scientific American Supplement, No. 787, January 31, 1891 by Various